bot/add_card.py

@@ -58,6 +58,7 @@ def add_card(
     card_id = insert_card(
             stripped_name,
             rarity,
+            RARITY_TO_WEIGHT[rarity],
             file_id
     )
     return card_id, file_id

bot/db_utils.py

@@ -150,11 +150,12 @@ def is_player_administrator(username: str) -> bool:
 
 
 def insert_card(
-        name: str, rarity: int, file_id: str) -> int:
+        name: str, rarity: int, weight: float, file_id: str) -> int:
     '''Inserts a card'''
     CURSOR.execute(
-        'INSERT INTO cards (name, rarity, file_id) VALUES (?, ?, ?)',
+        'INSERT INTO cards (name, rarity, weight, file_id) VALUES \
-        (name, rarity, file_id)
+(?, ?, ?, ?)',
+        (name, rarity, weight, file_id)
     )
     card_id = CURSOR.lastrowid
     return card_id if card_id else 0

bot/response.py

@@ -120,6 +120,12 @@ in order: name, rarity',
 be a number between 1 and 5',
             'attachment_urls': None
         }
+    if not (is_float(arguments[2]) and 0.0 < float(arguments[2]) <= 1.0):
+        return {
+            'message': f'{author} Invalid drop weight: \'{arguments[2]}\' \
+must be a decimal value between 0.0 and 1.0',
+            'attachment_urls': None
+        }
 
     card_id, file_id = add_card(
         name=arguments[0],